The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Aug. 09, 2011

Filed:

Aug. 08, 2008
Applicants:

Kazuhiro Inoue, Tokyo, JP;

Makoto Higaki, Kawasaki, JP;

Shuichi Sekine, Tokyo, JP;

Inventors:

Kazuhiro Inoue, Tokyo, JP;

Makoto Higaki, Kawasaki, JP;

Shuichi Sekine, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01Q 1/38 (2006.01);
U.S. Cl.
CPC ...
Abstract

There is provided with an antenna apparatus, including: a finite ground plane; planar elements arranged along and on both sides of a first gap line or a second gap line that is orthogonal to the first gap line; first linear elements connecting the ground plane with the planar elements; an antenna element including a second linear element placed in the first or second gap line and a third linear element placed such that one end of it is connected to one end of the second linear element and an other end of it faces the ground plane; and a feeding point supplying electric power to the other end of the third linear element, wherein a connection point between the second and third linear elements is positioned in an intersection area of the first and second gap lines, and the feeding point is provided in a vicinity of an edge of the ground plane.


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